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  • 匿名
关注:1 2013-05-23 12:21

求翻译:Although the volume of half-piperazine ring was smaller than full-piperazine ring, two amine groups (R–NH–C2H4–NH2) were bared which would withdraw more electronic cloud and increase negative charge at 7-position due to the high electro-negativity of N atoms.是什么意思?

待解决 悬赏分:1 - 离问题结束还有
Although the volume of half-piperazine ring was smaller than full-piperazine ring, two amine groups (R–NH–C2H4–NH2) were bared which would withdraw more electronic cloud and increase negative charge at 7-position due to the high electro-negativity of N atoms.
问题补充:

  • 匿名
2013-05-23 12:21:38
null
  • 匿名
2013-05-23 12:23:18
虽然半piperazine环较全piperazine环、两个胺组(R-NH-C 2 H 4 NH 2)睁眼,就会收回更多的电子云和增加负电荷为7位的高电做事的N原子构成的。
  • 匿名
2013-05-23 12:24:58
虽然一半哌嗪圆环的容量充分哌嗪圆环小于,将撤出 () 更加电子的云彩并且增加负电荷在7位置由于N原子高电镀物品否定性的二个胺物小组R-NH-C2H4-NH2露出了。
  • 匿名
2013-05-23 12:26:38
虽然半-哌嗪环量小于全-哌嗪环,两个胺基 (R — — NH — — C2H4 — — NH2) 裸露,收回更多的电子云,并增加负电荷 7 处由于高的电负性的 N 原子。
  • 匿名
2013-05-23 12:28:18
正在翻译,请等待...
 
 
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